20531+3940 SEI 1292
20h 53m 05.51s +39° 39' 26.7" P.A. 205.00 sep 24.8 mag 11.81,12.60
Coord 2000 |
20531+3940 |
|
Discov num |
SEI1292 |
|
Comp |
|
|
Coord arcsec 2000 |
20 53 05.51 +39 39 26.7 |
|
Date first |
1892 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
206 |
|
Pa last |
204.7 |
|
P.A. Now (θ) |
204.7° |
|
Sep first |
25.1 |
|
Sep last |
24.803 |
|
Sep. Now (ρ) |
24.803" |
|
Mag pri |
11.81 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
0.79 |
|
Spectral class |
|
|
Pri motion ra |
+006 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-004 |
|
Notes |
|
|
rPM=0.333
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3171-01717-1 |
|
Gaia DR2 |
1872894195373627264 |
|